1RM Calculator
Calculate your One Rep Max with precision
Your One Rep Max
0
kg
95%
0
90%
0
85%
0
80%
0
75%
0
70%
0
Formula Used: Brzycki
1RM = Weight ÷ (1.0278 - 0.0278 × Reps)
This formula is most accurate for 1-10 repetitions.
This formula is most accurate for 1-10 repetitions.
